5 things to know about the Costco and AmEx breakup – Yahoo Finance

Here’s an article about 5 things to know. Not all of these are very useful, but they are good reminders.

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When Costco (COST) and American Express (AXP) announced a year ago they would be ending their exclusive partnership of 16 years, investors and consumers were worried.Just after the news about the severed relationship, the credit-card company’s stock fell 6.4%, its largest one-day percentage decline since August 2011.And cardholders were concerned.